Security bar



FIG. 1 is a top, rear and end perspective view thereof, the bottom being a mirror image;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is an end elevational view thereof; and

FIG. 5 is an opposite end elevational view thereof. 

The ornamental design for a security bar, as shown and described. 